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Ganymede

Ganymede was first discovered by Galileo in 1610, making it one of the Galilean Satellites. Of the 60 moons it is the 7th closest to Jupiter. It is the largest moon in the solar system, much larger than the Earth's moon, with a diameter that is about the distance across the United States.

Ganymede is named after Jupiter's favorite cup bearer, from Roman mythology.

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